1905. Fisher, Cassius A. (Cassius Asa), 1872-1930. Relief shown by contours.; "Professional paper no. 53 Pl. III"--upper right. 62 x 67 centimeters Scale approximately 1:254,000 General Map Collection. U.S. Geological Survey (Washington D.C).
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1909. Geological Survey (U.S.). Marginal legend.; Relief shown by contours. 48 x 48 centimeters Scale 1:125,000 General Map Collection. The Survey (Washington, D.C).
1993. Boerboom, Terrence J., Chandler, Val W., Green, John C., 1932-, and Miller, James D., Jr. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Doyle Lake and Finland quadrangl... Minnesota Geological Survey.
2001. Chandler, Val W., Green, John C., 1932-, Miller, James D., Jr., Peterson, Dean M., and Severson, Mark J. Compilation of interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Duluth Complex, s... Minnesota Geological Survey.
2001. Chandler, Val W., Green, John C., 1932-, Miller, James D., Jr., Peterson, Dean M., and Severson, Mark J. Generalized bedrock geology, aeromagnetic data, data base information, scale 1:500,000. Minnesota Geological Survey.
1982. Green, John C., 1932- and Schulz, Klaus J. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Ely quadrangle, scale 1:24,000. Minnesota Geological Survey.
1969. Griffin, William L. Map showing interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Embarrass quadrangle... Minnesota Geological Survey.
1978. Morey, G.B. and Nathan, H.D. (Geologist). Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Gunflint Lake quadrangle, scale ... Minnesota Geological Survey.
1977. Mathez, E.A., Morey, G.B., and Nathan, H.D. (Geologist). Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Hungry Jack Lake quadrangle, sca... Minnesota Geological Survey.
1989. Boerboom, Terrence J., Green, John C., 1932-, and Miller, James D., Jr. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Illgen City quadrangle, scale 1:... Minnesota Geological Survey.